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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 667 · 40 sums
TalentJR

The trick (Ekadhikena Purvena): Ending in 1 (t1): t² | 2 × t | 1, carrying from the right. Ending in 4: square the next number (ends in 5), then take away the two numbers added together. Ending in 6: square the number before (ends in 5), then add the two numbers.

NameDateTime takenScore ___ / 40
  1. 1.281² =
  2. 2.21² =
  3. 3.36² =
  4. 4.46² =
  5. 5.106² =
  6. 6.46² =
  7. 7.214² =
  8. 8.84² =
  9. 9.236² =
  10. 10.231² =
  11. 11.251² =
  12. 12.36² =
  13. 13.256² =
  14. 14.294² =
  15. 15.91² =
  16. 16.21² =
  17. 17.26² =
  18. 18.94² =
  19. 19.156² =
  20. 20.164² =
  21. 21.81² =
  22. 22.111² =
  23. 23.24² =
  24. 24.11² =
  25. 25.86² =
  26. 26.21² =
  27. 27.124² =
  28. 28.134² =
  29. 29.71² =
  30. 30.216² =
  31. 31.14² =
  32. 32.164² =
  33. 33.74² =
  34. 34.94² =
  35. 35.104² =
  36. 36.14² =
  37. 37.221² =
  38. 38.66² =
  39. 39.301² =
  40. 40.91² =

Answer key

  1. 78961
  2. 441
  3. 1296
  4. 2116
  5. 11236
  6. 2116
  7. 45796
  8. 7056
  9. 55696
  10. 53361
  11. 63001
  12. 1296
  13. 65536
  14. 86436
  15. 8281
  16. 441
  17. 676
  18. 8836
  19. 24336
  20. 26896
  21. 6561
  22. 12321
  23. 576
  24. 121
  25. 7396
  26. 441
  27. 15376
  28. 17956
  29. 5041
  30. 46656
  31. 196
  32. 26896
  33. 5476
  34. 8836
  35. 10816
  36. 196
  37. 48841
  38. 4356
  39. 90601
  40. 8281

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